marlstone

[ mahrl-stohn ]
/ ˈmɑrlˌstoʊn /

noun

an indurated marl.

Origin of marlstone

First recorded in 1830–40; marl1 + stone
Also called marl·ite [mahr-lahyt] /ˈmɑr laɪt/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for marlite

marlite

marlstone (ˈmɑːlˌstəʊn)

/ (ˈmɑːlaɪt) /

noun

a type of marl that contains clay and calcium carbonate and is resistant to the decomposing action of air

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012